Urban local bodies in Assam include:

The correct answer is: d) All of the above.

Urban local bodies in Assam include municipal corporations, municipal boards, and town committees.

• Municipal corporations are the largest type of urban local body in Assam. They are responsible for providing basic services such as water supply, sanitation, and drainage to their citizens.
• Municipal boards are smaller than municipal corporations and are responsible for providing basic services to their citizens in a smaller area.
• Town committees are the smallest type of urban local body in Assam and are responsible for providing basic services to their citizens in a very small area.

All of these urban local bodies are elected bodies that are responsible for the development and administration of their respective areas.